[tex]\begin{gathered} \text{slope}=m=\frac{rise}{\text{run}}=\frac{y_2-y_1}{x_2-x_1} \\ \text{slope}=-\frac{5}{4} \\ m=-\frac{5}{4} \end{gathered}[/tex][tex]\begin{gathered} y=-\frac{5}{4}x+10 \\ m=slope=-\frac{5}{4} \\ y-\text{intercept}=10 \end{gathered}[/tex]